Home / 93,312,247.20-139,968,370.80-64,550,378.40

Finding the Fourth Proportional to 93,312,247.20, 139,968,370.80 and 64,550,378.40

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Solution

The fourth proportional to 93,312,247.20, 139,968,370.80 and 64,550,378.40 is: 96,825,567.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,247.20 : 139,968,370.80 = 64,550,378.40 : x
  2. Step 2: Convert to fraction form
    93,312,247.20/139,968,370.80 = 64,550,378.40/x
  3. Step 3: Cross multiply
    93,312,247.20x = 139,968,370.80 × 64,550,378.40
  4. Step 4: Simplify right side
    93,312,247.20x = 9,035,011,299,171,512
  5. Step 5: Solve for x
    x = 9,035,011,299,171,512/93,312,247.20
  6. Step 6: Final answer
    x = 96,825,567.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.